﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Web.Http;

namespace WebApi
{
    [Cors("*")]//调用方地址
    public class BaseController : ApiController
    {
        public string Options()
        {

            return null; // HTTP 200 response with empty body

        }
    }
}
